If you're just here for the art and want to skip the grind, you can sometimes "forcefully" unlock it by tweaking the 00gallery.rpy file in the game's common folder (change "False" to "True").
Part art installation, part confessional booth, part fever dream. Regret Island Gallery is a temporary exhibition space (housed in a converted warehouse that smells faintly of sea salt and old paper) dedicated entirely to one theme: regret island gallery
: A mindscape that becomes both a terrain of reflection and a prison. If you're just here for the art and
: Character scenes often unlock sequentially. You may need to complete early-stage interactions before more advanced gallery images become available. "Forcefully" Unlocking the Gallery part confessional booth